technologies, rigorous practices help ensure our operations are safe and clean for our communities and the environment. we're america's natural gas. jenna: new detailsee americaning in the murder-suicide involve kansas chief linebacker jovan belcher. they received a phone call as the tragedy unfolded. >> number one arrowhead drive. [inaudible. >> i believe our suspect is a chief's player so whoever goes over there, go with caution. we have a confirmed shooting i believe it's belcher. >> brad underwood reporting for fox kansas city as live at arrowhead stadium in kansas city, missouri with more. brad. >> reporter: good afternoon, jenna. we continue to learn more about the event that led up to the murder-suicide involving chief's linebacker jovan belcher and his girlfriend, his live in girlfriend. police say the shooting leading up to it there was an argument. friends and family saying that this relationship had a lot of tension, and friends and family of his girlfriend saying ever since the birth of their child it was an a very unhealthy relationship. they say belcher shot his girlfriend several times.